X-TECH Replacement Bands with Silicon Holder for Fitbit Flex Activity Tracker/ Wireless Activity+Sleep Wristband/ Sport Bracelet/ Sport Armband (10pcs Colors Band+2pcs Silicon Holder, Small) *1*This soft durable and lightweight sports color bands for fitbit are compatible with new fitbit charge 3, easy to install these fitbit charge bands 3 with the precise cutout. *2*Designed with silver double buckle, free from rust, hold up well and will not wear off so that it fits different color band well,works with charge 3 watch and offers added security in any occasion. *3*Special ventilation perforation design delivers breathability and comfort,give you more option to resize the band between 5.75-8.25 inches. *4*Package includes 1-year warranty fitbit 3 band, not including fitbit charge 3 fitness tracker, if any question on quality, pls feel free to email us( xinjinghui168@hotmail.com) at any time. *5*They're comfortable, breathable, very soft and pliable. good for exercise and workout with multi-color options to match your outfits.this water-resistant band is ready for rain, sweat and swims,but not corrosive liquid.